A rope winder, which has a rack, and a winding drum set on the rack that releases and retracts a rope. The rope includes a first turning wheel, an electronic counter, a calculating unit, a speed regulating unit and a control unit. The turning wheel has a groove which fits the rope. A petroleum instrument salvaging system which includes the rope winder and rope. One end of the rope is wound on the winding drum of the rope winder. A petroleum instrument hoisting system which includes the rope winder and a rope of which one end is wound on a winding drum of the rope winder.
Rope winder, petroleum instrument salvaging system and petroleum instrument hoisting system
02.10.2018
Patent
Elektronische Ressource
Englisch
ROPE WINDER, PETROLEUM INSTRUMENT SALVAGING SYSTEM AND PETROLEUM INSTRUMENT HOISTING SYSTEM
Europäisches Patentamt | 2016
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